|  | edition = "2023"; | 
|  |  | 
|  | package a.b.editions; | 
|  |  | 
|  | option features.repeated_field_encoding = EXPANDED; | 
|  | option features.utf8_validation = NONE; | 
|  |  | 
|  | message TestMessage { | 
|  | int32 optional_int32 = 1; | 
|  | int64 optional_int64 = 2; | 
|  | uint32 optional_uint32 = 3; | 
|  | uint64 optional_uint64 = 4; | 
|  | bool optional_bool = 5; | 
|  | double optional_double = 6; | 
|  | float optional_float = 7; | 
|  | string optional_string = 8; | 
|  | bytes optional_bytes = 9; | 
|  | TestEnum optional_enum = 10; | 
|  | TestMessage optional_msg = 11; | 
|  | repeated int32 repeated_int32 = 21; | 
|  | repeated int64 repeated_int64 = 22; | 
|  | repeated uint32 repeated_uint32 = 23; | 
|  | repeated uint64 repeated_uint64 = 24; | 
|  | repeated bool repeated_bool = 25; | 
|  | repeated double repeated_double = 26; | 
|  | repeated float repeated_float = 27; | 
|  | repeated string repeated_string = 28; | 
|  | repeated bytes repeated_bytes = 29; | 
|  | repeated TestEnum repeated_enum = 30; | 
|  | repeated TestMessage repeated_msg = 31; | 
|  | int32 required_int32 = 41 [features.field_presence = LEGACY_REQUIRED]; | 
|  |  | 
|  | int64 required_int64 = 42 [features.field_presence = LEGACY_REQUIRED]; | 
|  |  | 
|  | uint32 required_uint32 = 43 [features.field_presence = LEGACY_REQUIRED]; | 
|  |  | 
|  | uint64 required_uint64 = 44 [features.field_presence = LEGACY_REQUIRED]; | 
|  |  | 
|  | bool required_bool = 45 [features.field_presence = LEGACY_REQUIRED]; | 
|  |  | 
|  | double required_double = 46 [features.field_presence = LEGACY_REQUIRED]; | 
|  |  | 
|  | float required_float = 47 [features.field_presence = LEGACY_REQUIRED]; | 
|  |  | 
|  | string required_string = 48 [features.field_presence = LEGACY_REQUIRED]; | 
|  |  | 
|  | bytes required_bytes = 49 [features.field_presence = LEGACY_REQUIRED]; | 
|  |  | 
|  | TestEnum required_enum = 50 [features.field_presence = LEGACY_REQUIRED]; | 
|  |  | 
|  | TestMessage required_msg = 51 [features.field_presence = LEGACY_REQUIRED]; | 
|  |  | 
|  | oneof my_oneof { | 
|  | int32 oneof_int32 = 61; | 
|  | int64 oneof_int64 = 62; | 
|  | uint32 oneof_uint32 = 63; | 
|  | uint64 oneof_uint64 = 64; | 
|  | bool oneof_bool = 65; | 
|  | double oneof_double = 66; | 
|  | float oneof_float = 67; | 
|  | string oneof_string = 68; | 
|  | bytes oneof_bytes = 69; | 
|  | TestEnum oneof_enum = 70; | 
|  | TestMessage oneof_msg = 71; | 
|  | } | 
|  |  | 
|  | message NestedMessage { | 
|  | int32 foo = 1; | 
|  | } | 
|  |  | 
|  | NestedMessage nested_message = 80; | 
|  |  | 
|  | // Reserved for non-existing field test. | 
|  | // int32 non_exist = 89; | 
|  | } | 
|  |  | 
|  | enum TestEnum { | 
|  | option features.enum_type = CLOSED; | 
|  |  | 
|  | Default = 0; | 
|  | A = 1; | 
|  | B = 2; | 
|  | C = 3; | 
|  | v0 = 4; | 
|  | } | 
|  |  | 
|  | message TestUnknown { | 
|  | TestUnknown optional_unknown = 11; | 
|  | repeated TestUnknown repeated_unknown = 31; | 
|  |  | 
|  | oneof my_oneof { | 
|  | TestUnknown oneof_unknown = 51; | 
|  | } | 
|  |  | 
|  | int32 unknown_field = 89; | 
|  | } |